Description

(2R-Trans)-3-(Acetyloxy)-2,3-Dihydro-5,7-Dihydroxy-2-Phenyl-4H-1-Benzo Pyran-4-One is a high-purity chiral flavanone derivative, a key intermediate in advanced organic synthesis. Its defined stereochemistry and functional groups make it a valuable building block for producing compounds with specific biological activity. This product is essential for research and development in the pharmaceutical and fine chemical industries, particularly for creating novel therapeutic agents and studying structure-activity relationships.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in flavonoid-based drug discovery.
• Biochemical Research: Used as a standard or probe in enzymatic studies and metabolic pathway research due to its specific flavanone structure.
• Fine Chemical Synthesis: Serves as a versatile precursor for synthesizing more complex natural product analogs and specialty chemicals.
• Academic & R&D: Employed in university and institutional laboratories for methodological development in asymmetric synthesis and natural product chemistry.

Basic Information

Product Name	(2R-Trans)-3-(Acetyloxy)-2,3-Dihydro-5,7-Dihydroxy-2-Phenyl-4H-1-Benzo Pyran-4-One
CAS No.	52117-69-8
Molecular Formula	C17H14O6
Molecular Weight	314.29 g/mol
Synonyms	(2R,3R)-3-Acetoxy-5,7-dihydroxy-2-phenylchroman-4-one; (2R,3R)-3-Acetyl-5,7-dihydroxy-2-phenylchroman-4-one; 3-Acetyl-5,7-dihydroxy-2-phenyl-2,3-dihydro-4H-chromen-4-one; (2R,3R)-3-Acetoxy-2,3-dihydro-5,7-dihydroxy-2-phenyl-4H-chromen-4-one; Trans-3-Acetyl-5,7-dihydroxy-2-phenylchroman-4-one; A flavanone derivative
EINECS	Contact for details

Quality Control

Our (2R-Trans)-3-(Acetyloxy)-2,3-Dihydro-5,7-Dihydroxy-2-Phenyl-4H-1-Benzo Pyran-4-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure identity, strength, and composition. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee reproducible quality and support your regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.